Cooling water can change its state! When water gets cold enough, it turns into a solid, which we call ice. This happens because the water molecules slow down and stick together, forming a hard, frozen structure. Think of it like a dance party – when the music is slow, everyone huddles closer! When water cools, it also gets smaller in volume, until it freezes and expands.
Match the word with its definition:
| Word | Definition |
|---|---|
| 🧊 Solid | A. The temperature at which a liquid turns into a solid. |
| 📉 Cooling | B. To become colder. |
| 💧 Water | C. A clear, colorless, odorless, and tasteless liquid. |
| 🌡️ Freezing Point | D. The state of matter that retains its shape and density when not confined. |
| 📏 Volume | E. The amount of space that a substance or object occupies. |
When we cool water, it starts to get _____. As it gets colder, it eventually reaches its _____ point. At this point, the water turns into a _____, which we call ice. This happens because the water _____ slow down and stick together. The volume of the water changes as it cools and freezes, generally _____, though slightly different right before and after turning to ice.
Why do you think it's important for scientists to understand what happens when water freezes?
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